– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 4 am Wed 24 Jun Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Wed 24 Jun Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Wed 24 Jun Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 30mm), heaviest during Fri afternoon. Warm (max 26°C on Wed afternoon, min 8°C on Fri night). Wind will be generally light. | Days 4–6 Weather SummaryLight rain (total 2mm), mostly falling on Mon night. Very mild (max 14°C on Sat afternoon, min 9°C on Sat morning). Wind will be generally light. | |||||||||||||||||
Wednesday 24 | Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  |  |  |  | | | | | |  | | |  | |
cloudy | some clouds | clear | cloudy | cloudy | mod. rain | light rain | heavy rain | rain shwrs | light rain | light rain | rain shwrs | light rain | cloudy | cloudy | cloudy | light rain | light rain | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | 7 | 4 | 11 | 8 | 0.2 | 0.4 | 0.2 | 0.2 | — | — | — | 0.2 | 1 |
max °C | 24 | 26 | 21 | 15 | 17 | 14 | 11 | 11 | 10 | 11 | 14 | 13 | 10 | 12 | 12 | 12 | 13 | 14 |
min °C | 22 | 25 | 13 | 14 | 16 | 10 | 10 | 11 | 8 | 9 | 12 | 10 | 10 | 11 | 11 | 11 | 12 | 11 |
chill °C | 22 | 25 | 13 | 14 | 16 | 9 | 9 | 10 | 8 | 9 | 12 | 10 | 10 | 11 | 11 | 11 | 12 | 11 |
Freezing level m | 3500 | 3450 | 3300 | 3150 | 2800 | 2400 | 2350 | 2250 | 1900 | 2150 | 2550 | 2600 | 2550 | 3200 | 3600 | 3500 | 3200 | 3050 |
Cloud base (m) | 6150 | 2700 | 550 | 550 | 550 | 550 | 700 | 1450 | 2250 | 650 | 700 | 700 | 650 | 650 | 1500 | |||
 | 5:05 | — | — | 5:05 | — | — | 5:05 | — | — | 5:05 | — | — | 5:07 | — | — | 5:07 | — | — |
 | — | — | 9:14 | — | — | 9:14 | — | — | 9:14 | — | — | 9:14 | — | — | 9:14 | — | — | 9:14 |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Heavy rain (total 30mm), heaviest during Fri afternoon. Warm (max 26°C on Wed afternoon, min 8°C on Fri night). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Light rain (total 2mm), mostly falling on Mon night. Very mild (max 14°C on Sat afternoon, min 9°C on Sat morning). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
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* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.